Surgery: Spare Parts from Chimp to Man

Less than two months ago, Jefferson Davis,
44, was edging perilously close to certain death. A Negro dock worker,
he had been in New Orleans' Charity Hospital since January with
steadily worsening kidney disease. Doctors had kept him alive by
dialysis, pumping salt and sugar solutions into his abdominal cavity to
leach out the body's metabolic poisons. But this process could not keep
him going indefinitely. And his doctors could find no human donor to
give Davis new hope for life.

Even though transplantation of a kidney from man to man is still highly
experimental and seldom successful for long, Charity...